Tensioning tool



FIG. 1 is a side elevational view of a tensioning tool embodying the new design;

FIG. 2 is a rear elevational view of the tool;

FIG. 3 is a front elevational view of the tool;

FIG. 4 is a top view of the tool; and

FIG. 5 is a bottom plan view of the tool. 

The ornamental design for a tensioning tool, as shown and described. 